Retro Valve drilling for ult

[awwdavy]

I have an older retro valve and I was wondering where i could get it drilled for a ULT

[Dayspring]

www.paintballmaxx.com

Ask for BradAGD.

[Chronobreak]

look ^ up i beliieve thers a a sticky thread theres a few ao ers that do it you can do a search if ya want...